The human brain is a greedy organ. It gulps energy, demands constant upkeep, and somehow grew far larger (relative to body size) than the brains of any other primate. Scientists have always wondered ...

The microorganisms in our gastrointestinal tract-the gut microbiome, can exert a profound influence on the human body, and ...

Everywhere you go, you carry a population of microbes in your gastrointestinal tract that outnumber the human cells making up your body. Subscribe to our newsletter for the latest sci-tech news ...

Per- and polyfluoroalkyl substances (PFAS)—the so-called “forever chemicals”—have long been known to accumulate in the human body, raising alarms due to links with decreased fertility, cardiovascular ...